cmake HAVE_MFPMATH_SSE_2 examples

Froser/gamemachine src/3rdparty/openal-soft-1.19.1/CMakeLists.txt :448

CHECK_C_COMPILER_FLAG("${SSE2_SWITCH} -mfpmath=sse" HAVE_MFPMATH_SSE_2)

axmolengine/axmol 3rdparty/openal/CMakeLists.txt :495

check_c_compiler_flag("${SSE2_SWITCH} -mfpmath=sse" HAVE_MFPMATH_SSE_2)

glKarin/com.n0n3m4.diii4a Q3E/src/main/jni/doom3/neo/externlibs/openal-soft/CMakeLists.txt :469

check_c_compiler_flag("${SSE2_SWITCH} -mfpmath=sse" HAVE_MFPMATH_SSE_2)

kcat/openal-soft CMakeLists.txt :547

check_c_compiler_flag("${SSE2_SWITCH} -mfpmath=sse" HAVE_MFPMATH_SSE_2)